CD4+ T cells become helper T cells in response to
A. exposure to antigen.
B. exposure to MHC class II peptide.
C. exposure to any MHC peptide.
D. exposure to MZ B cells.
E. exposure to TNF-?.
B
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Which of these would be considered an activity performed during discretionary time?
A. Attending classes in pursuit of a college degree. B. Commuting to work or school. C. Performing maintenance on equipment at the gym facility where you work. D. Attending a personal trainer seminar focused on new techniques you'd like to learn.
The combining form that means air sac or alveolus is ________
Fill in the blank(s) with correct word
The bladder is located in which body cavity?
A. dorsal B. thoracic C. abdominal D. pelvic
What form of gambling is preferred among younger adults?
a. slot machines b. Internet poker c. keno d. lotto e. bingo